Vdovin, E. E., Makarovsky, O., Patane, A., Eaves, L., Khanin, Yu. N.
We show that the resonant tunnel current through a single energy level of an individual quantum dot within an ensemble of dots is strongly sensitive to photoexcited holes that become bound in the...
Vdovin, E. E., Khanin, Yu. N., Makarovsky, O., Patane, A., Eaves, L., Henini, M., ...
We investigate the effect of an applied magnetic field on resonant tunneling of electrons through the bound states of self-assembled InAs quantum dots (QDs) embedded within an (AlGa)As tunnel...
Molecular Doping of Graphene (2007)
Wehling, T. O., Novoselov, K. S., Morozov, S. V., Vdovin, E. E., Katsnelson, M. I., Geim, A. K., ...
Graphene, a one-atom thick zero gap semiconductor [1, 2], has been attracting an increasing interest due to its remarkable physical properties ranging from an electron spectrum resembling...
Spin splitting of X-related donor impurity states in an AlAs barrier (2005)
Vdovin, E. E., Khanin, Yu. N., Eaves, L., Henini, M., Hill, G.
We use magnetotunneling spectroscopy to observe the spin splitting of the ground state of an X-valley-related Si-donor impurity in an AlAs barrier. We determine the absolute magnitude of the...
Excited two-dimensional magnetopolaron states in quantum well of resonant tunnel junction (2005)
Ivanov, D. Yu., Chukalina, M. V., Takhtamirov, E. G., Dubrovskii, Yu. V., Eaves, L., Volkov, V. A., ...
Tunnel spectroscopy is used to probe the electronic structure in GaAs quantum well of resonant tunnel junction over wide range of energies and magnetic fields normal to layers. Spin degenerated high...
Dubrovskii, Yu. V., Volkov, V. A., Eaves, L., Vdovin, E. E., Makarovskii, O. N., ...
Magnetic field suppression of the tunneling between disordered 2D electron systems in GaAs around zero bias voltage has been studied. Magnetic field B normal to the layers induces a dip in the...
Soft-hard tunneling gap transition induced by magnetic field in disordered 2DES (2004)
Dubrovskii, Y. V., Volkov, V. A., Eaves, L., Makarovskii, O. N., Henini, M., Portal, J. C., ...
Tunneling Between Strongly Localized Two-Dimensional Electron Systems (2003)
Dubrovskii, Yu V., Vdovin, E. E., Khanin, Yu N., Popov, V. G., Ivanov, D. Y.
This article have investigated equilibrium tunneling between strongly localized 2D electron systems in a high magnetic field in the structure with pure vertical transport. High magnetic field...
Tunnel gaps in the two-dimensional electron system in a magnetic field (2003)
Dubrovskii, Y. V., Main, P. C., Eaves, L., Volkov, V. A., Ivanov, D. Y., Vdovin, E. E., ...
Pinning of Landau levels in open two dimensional electron systems (2003)
Popov, V. G., Dubrovskii, Y. V., Vdovin, E. E., Khanin, Y. N., Portal, J. C., Maude, D. K., ...
Electron Tunneling Through Triple Barrier Structure with Intersubband Population Inversion (2002)
Vdovin, E. E., Dubrovskii, Y. V., Dag, J. P., Cockburn, J. W., Scolnick, M. S.
This work reports the results of careful measurements of tunneling current on triple barrier structures in a wide temperature range and magnetic field parallel to the QW which as expected should...
Dubrovskii, Y. V., Vdovin, E. E., Khanin, Y. N., Popov, V. G., Maude, D. K.
Pres: 6th Int Symp Nanostructures: Physics and Technology, St Petersburg, Russia. 22-26 Jun 1998. p336-339. This article is from ADA406591 Nanostructures: Physics and Technology International...
Nonlinear Conductance of Quantum Wires Normally Pinched-Off by Surface Potential (2002)
Novoselev, K. S., Dubrovskii, Y. V., Sablikov, V. A., Ivanov, D. Y., Vdovin, E. E.
This research investigated the conductance of the quantum ballistic transport pinched off in equilibrium. The effect of magnetoresistance sign reversing with reversing the current flow or magnetic...
Resonant Tunneling Through GaAs Quantum Well with Embedded InAs Quantum Dots (2002)
Vdovin, E. E., Khanin, Y. N., Novoselov, K. S., Ivanov, D. Y., Dubrovskii, Y. V.
This article investigated the electron resonant tunneling through the GaAs quantum wells with embedded InAs quantum dots. It was found that the localised perturbation generated by the inAs quantum...
The Step-Like Features on the I-V Curves of the Resonant Tunneling Diodes: Current Vortexes? (2002)
Volkov, V. A., Feiginov, M., Dubrovskii, Y. V., Popov, V. G., Vdovin, E. E.
This article presents resonant tunneling current measurements in double tunnel resonat barrier structures of various diameters but with otherwise the identical structure. I-V curves of samples with...
Resonant Tunneling Through Single Thin Barrier Heterostructure with Spacer Layers (2002)
Khanin, Y. N., Vdovin, E. E., Dubrovskii, Y. V., Maude, D. K., Portal, J. C.
This article studied the tunneling in a single thin barrier heterostructure with spacer layers. All findings are explained in terms of resonant tunneling through triple barrier structure.
Interaction Between Landau Levels of Different Two-Dimensional Subbands in GaAs (2002)
Ivanov, D. Yu., Takhtamirov, E., Dubrovskii, Yu. V., Volkov, V. A., Vdovin, E. E.
Tunneling studies measurements between strongly disordered two-dimensional electron systems in a magnetic field parallel to the current are presented. Two-dimensional electron systems are formed by...
Dubrovskii, Yu. V., Patane, A., Brounkov, P. N., Vdovin, E. E., Larkin, I. A.
We investigate resonant tunneling in GaAs/(AlGa)As double-barrier resonant-tunneling diodes (RTDs) in which a single layer of InAs self-assembled quantum dots (SAQDs) is embedded in the center of the...
Vdovin, E. E., Levin, A., Patane, A., Eaves, L., Main, P. C.
We use magnetotunnelling spectroscopy as a non-invasive probe to produce two-dimensional spatial images of the probability density of an electron confined in a self-assembled semiconductor quantum...
Unconventional Landan States in the Quantum Well with Embedded Self-Arranged Quantum Dots (2002)
Dubrovskii, Yu. V., Volkov, V. A., Vdovin, E. E., Eaves, L., Main, P. C.
It have been found that the presence of InA self-arranged quantum dots strongly modify the structure of Landau levels in a host GaAs quantum well.
Dubrovskii, Yu. V., Hill, R., Volkov, V. A., Popov, V. G., Vdovin, E. E.
We have investigated equilibrium tunneling between disordered two-dimensional electron systems at temperature below 0.3 K and in a wide range of magnetic field normal to the electron layers. Observed...
Khanin, Yu. N., Vdovin, E. E., Dubrovskii, Yu. V.
We report an electrical transport and magnetotransport study of GaAs/AlAs/ GaAs single- barrier heterostructures incorporating unintentional donors in the barrier. Resonant tunneling was observed...
Dubrovskii, Y. V., Hill, R., Volkov, V. A., Main, P. C., Eaves, L., Popov, V. G., ...
We have investigated equilibrium tunnelling between disordered two-dimensional electron systems at temperatures below 0.3 K over a wide range of magnetic field. B. applied perpendicular to the...
Vdovin, E. E., Khanin, Yu. N., Veretennikov, A. V., Levin, A., Patane, A., Dubrovskii, Yu. V., ...
We use magnetotunnelling spectroscopy as a non-invasive probe to produce two-dimensional spatial images of the probability density of an electron confined in a self-assembled semiconductor quantum...
Dubrovskii, Y. V., Vdovin, E. E., Patané, A., Brounkov, P. N., Larkin, I. A., Eaves, L., ...
We investigate resonant tunnelling in GaAs/(AlGa)As double- barrier resonant-tunnelling diodes in which a single layer of InAs self-assembled quantum dots is embedded in the centre of the GaAs...
Unconventional Landau states in the quantum well with embedded self-arranged quantum dots (2001)
Dubrovskii, Y. V., Volkov, V. A., Vdovin, E. E., Eaves, L., Main, P. C., Maude, D. K., ...
Studies of electrons properties of disordered of 2DE system by resonant tunnelling (2001)
Dubrovskii, Y. V., Volkov, V. A., Vdovin, E. E., Ivanov, D. Y., Popov, V. G., Khanin, Y. N., ...
Interaction between Landau levels of different two-dimensional subbands in GaAs (2001)
Ivanov, D. Y., Takhtamirov, E., Dubrovskii, Y. V., Volkov, V. A., Vdovin, E. E., Eaves, L., ...
Nonlinear electron transport in normally pinched-off quantum wire (2000)
Novoselov, K. S., Dubrovskii, Yu. V., Sablikov, V. A., Ivanov, D. Yu., Vdovin, E. E., Khanin, Yu. N., ...
Nonlinear electron transport in normally pinched-off quantum wires was studied. The wires were fabricated from AlGaAs/GaAs heterostructures with high-mobility two-dimensional electron gas by electron...